FDBRO Sports Masks for Fitness Running Workout High Altitude Face Mask
The general way of exercising the volume is nothing more than extending the training time and intensity, but the lungs are often ignored. To improve the body's function and capacity, not to strengthen the time can be achieved, but to exercise the lungs of the respiratory muscles (such as diaphragm and chest expansion muscles) to enhance the quality of each training, the body's potential to the apex.
FDBRO Sports Mask is an innovative performance breathing device that strengthens the respiratory muscles and improves breathing mechanics via the patented NXT FORC3 air flow system.
Use the FDBRO Sports Mask as a key part of your conditioning program to achieve unparalleled stamina boost endurance and maximize recovery to take your fitness to a whole new level.